An 18-Wheeler Travels Down the Highway with a Speed of 50

question 2

Multiple Choice

An 18-wheeler travels down the highway with a speed of 50 km/hr.Each wheel has a 30 cm radius and a mass of 16 kg.What is the total kinetic energy (translational and rotational) of all 18 wheels? (The moment of inertia of a wheel is .)

• A)27.7 kJ
• B)83.3 kJ
• C)72.5 kJ
• D)55.5 kJ
• E)41.7 kJ

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Definitions:

Manufacturing Costs

Expenses related to producing goods, including direct materials, direct labor, and manufacturing overhead.

Weighted Average Method

A method of calculating the average cost of inventory goods by weighting the cost of each item according to its proportion in the total inventory.

Conversion Costs

The costs incurred to convert raw materials into finished products, typically including labor and overhead expenses.

Work In Process

Inventory that includes goods partially through the production process but not yet completed.